Guru Nanak Dev University 2010-1st Year B.C.A Computer Application Computer Organisation and Architecture, , - Question Paper

Time Allowed : three Hours

Maximum Marks : 100

Note: Attempt any five ques. in all. All ques. carry equal marks.

1. (a) What hardware components are needed to assemble a computer? discuss the role of every. [Marks 10]

(b) explain in respect of Registers with example:

(1) Arithmetic operation with Register Transfer.[Marks 5]

(2) Conditional data-transfer. [Marks 5]

2. (a) explain different kinds of computer registers in detail. [Marks 10]

(b) How the instruction cycle is executed? discuss. [Marks 10]

3. (a) What is the difference ranging from machine and assembly language? discuss. [Marks 10]

(b) discuss the purpose of control unit along with its architecture. [Marks 10]

4. (a) explain different addressing modes used to address the memory. [Marks 10]

(b) provide general register and stack organization for CPU in detail. [Marks 10]

5. (a) elaborate the similarities and dissimilarities ranging from paging and segmentation schemes of memory management? [Marks 10]

(b) What is memory hierarchy? discuss any 2 kinds of memories. [Marks 10]

6. (a) elaborate peripheral devices? discuss any 2 of your option. [Marks 10]

(b) elaborate the different methods of I/O transfer? discuss briefly. [Marks 10]

7. (a) Draw a flow chart to show the sequence of operation in DMA during transfer of data.
[Marks 10]

(b) Where cache memory is placed in memory hierarchy? discuss its importance and working in detail. [Marks 10]

8. Write short notes on any two. [Marks 2* 10=20]

(a) ALU architecture

(b) I/O processors

(c) Input-output interface

Earning:   Approval pending.